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path: root/src/mailman_pgp/styles/base.py
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# Copyright (C) 2017 Jan Jancar
#
# This file is a part of the Mailman PGP plugin.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program.  If not, see <http://www.gnu.org/licenses/>.

""""""

from public import public

from mailman_pgp.config import config
from mailman_pgp.database import transaction
from mailman_pgp.model.list import EncryptedMailingList


@public
class EncryptedStyle:
    def apply(self, mailing_list):
        """Creates the encrypted mailing list instance for the list it's
        applied to.
        """
        enc_list = config.db.session.query(EncryptedMailingList).filter_by(
            list_id=mailing_list.list_id).first()
        if enc_list:
            return

        enc_list = EncryptedMailingList(mailing_list)
        with transaction():
            config.db.session.add(enc_list)